CN2239921Y - Mortise lock for bicycle - Google Patents

Abstract

The utility model relates to a mortise lock for a bicycle. The mortise lock for a bicycle is not easy to prize and take off, and is favorable for theft protection. A circular disk 7 as the bowl body of the outer shell of a manual contracting brake is formed at one end of a shaft hub 5 passed with the wheel shaft of the bicycle, and spoke holes 4 are arranged along the edge of the circular disk 7. A circular cap 2 is fastened with a convex ring body 8 on the circular disk in order to form a circular box body, and a mortise lock is arranged on the circular cap 2 in the circular box body. The convex ring body 18 of the circular disk is provided with a notch groove 12 extended with the upper latch bolt 6 of the mortise lock, the middle part of the circular cap and a bearing block 16 are formed with supported inner convex ring bodies 11, and shafts 3 matched with the convex ring bodies are prisms.

Description

The hidden-locked bicycle lock

The utility model relates to bicycle lock, belongs to the hidden-locked bicycle lock.

Bicycle is the upper and lower class of individual, outing and the cargo-carrying vehicle.Be contained in below the vehicle seat on the vehicle frame because at present on the bicycle there be lock, lock mutually with wheel; The lock of other form also all is the lock wheel, the rotation of limiting wheel.These locks all are that bright lock is exposed to outside the car body, available simple tools is pried open or is sawed-off, make the lawless person can be in the short period of time easily the lock breakdown, to car body without any destruction, afterwards the burglar still can ride away escape everyday, thereby the stolen incident of bicycle various places all happen occasionally, and hard to guard against, and the car owner is suffered a loss.

The purpose of this utility model is to overcome the shortcoming in the present technology, and a kind of hidden-locked bicycle lock that is set in the car body is provided, and helps antitheft.

The purpose of this utility model can reach by the following technical programs: there is a skin at cycle wheel axle place, and an end of this skin forms the vertical circular discs of one, along the edge of circular discs spoke hole is arranged; On the above-mentioned circular discs convex ring body is arranged, the circular cap that fastens with convex ring body on the circular discs forms circular box, on the circle cap built-in lock is housed in the circular box, and the gap slot that is stretched into by the built-in lock upper lock tongue is arranged on the convex ring body of circular discs; The middle part of above-mentioned circular cap and bearing guard form the convex ring body on top mutually, with the axle of convex ring body cooperation place be the rib body, make circular cap with the rotation of (wheel) axle.Because built-in lock is to be contained in inside, adopts general purpose tool not take off lock body, can realize the design's purpose.

The utility model is compared with above-mentioned prior art can have following effect: owing to adopt the rotation of built-in lock control wheel on the bicycle, adopt general purpose tool can not take out lock body within a short period of time, help antitheft.

Accompanying drawing 1 is the utility model outside drawing;

Accompanying drawing 2 is Fig. 1 section-drawings along axle 3;

Accompanying drawing 3 is Fig. 1, circular cap 2 part sectional views on 2;

Accompanying drawing 4 is Fig. 1, axle skin 5 semisectional views on 2;

Accompanying drawing 5 is that semisectional view is looked on Fig. 4 left side;

Accompanying drawing 6 is Fig. 1,23 views;

Accompanying drawing 7 is A-A cutaway views on Fig. 6.

Below in conjunction with accompanying drawing will the utility model is described in further detail:

In conjunction with shown in 1, axle 3, axle skin 5 are arranged on the cycle wheel by accompanying drawing 2, axle 3 passes a skin 5; Bearing is equipped with at the two ends of axle skin 5, and bearing seat (bowl) 14, ball 15 are wherein arranged, and transfers the shelves 16 and the gland 17 of degree of tightness.The utility model is to make the vertical circular discs of one 7 at an end of axle skin 5, is shaped on spoke hole 4 along the edge of circular discs, is connected to form wheel by spoke and wheel rim.Have convex ring body 18 to form (short shape) cup on the outside of circular discs, the circular cap 2 that has that fastens with convex ring body on the circular discs 18 forms round box, as manual band-type brake body; Built-in lock 9 is housed on circular cap 2 in the round box, the breach locked groove 12 that is stretched into by built-in lock upper lock tongue 6 is arranged on the convex ring body 2 of circular discs.As Fig. 3,4,5, shown in 6,7.The middle part of circular cap 2 and bearing guard 16 forms the convex ring body 11 on top mutually, in axis hole 22 is arranged.With the axle of convex ring body cooperation place 3 be the rib body.Lock core hole 23, screw hole 24 are arranged, built-in lock fixed body 19 on the circular cap 2.

Can form the vertical circular discs 7 of one at above-mentioned bicycle front axle axle skin 5 one ends, promptly on front axle, adorn built-in lock, the convenient installation; Built-in lock can adopt used built-in lock on drawer or the clothes closet door, and this lock construction is simple, and is easy for installation, and is fixing with Luo silk nail.Bicycle lock after the installation, circular cap 2 forms one with axle 3, and axle head is female fixing with Luo; And relatively rotate between the circular discs 7, circular discs 7 is driven by wheel and rotates.Can be made into a plurality of uniform gap slots 12, convenient lock car, there is axis hole 21 at its middle part, and during lock work, dead bolt 6 stretches in the dead bolt gap slot 12 on the convex ring body 18, and circular cap 2, axle 3 just are integral with circular discs 7, and both just can not relatively rotate, and promptly are lockable.On the axle 3 Luo line 20 is arranged, lock is provided with dead bolt 6, lock core 9, and lock core cover 13, latch bolt spring 10, lock is base plate 8 fixedly, key hole 1 etc.

Claims (1)

1, a kind of hidden-locked bicycle lock has axle (3), axle skin (5) on the wheel of bicycle, there is bearing at the two ends of axle skin (5), it is characterized in that:

A. form the vertical circular discs (7) of one at an end of axle skin (5), spoke hole (4) is arranged along the edge of circular discs (7);

B. the circular cap (2) that has with last convex ring body (18) fastening of circular discs (7) forms round box, and built-in lock (9) is housed on circular cap (2) in the round box, on the circular convex ring body (18) gap slot (12) that is stretched into by built-in lock upper lock tongue (6) is arranged;

C. circular cap (2) middle part forms the convex ring body (11) on top mutually with bearing guard (16), with spool (3) of convex ring body cooperation place be the rib body.

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